Ash content: 0.83 % Gross calorific value: 4683 kcal/ kg Sulfur: 0.0176 % Bulk density (kcal/m3): sample 1: 978.2 ; sample 2: 944.6 Packing - 12 briquettes/pack , app 9.7~10.3 kg/pack - 96 packs /pallet - 24 pallets/20ft - net weight : 23.04 kg/20ft.